carbon-components
Version:
Carbon Components is a component library for IBM Cloud
249 lines (206 loc) • 8.74 kB
JavaScript
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "../../globals/js/misc/mixin", "../../globals/js/mixins/create-component", "../../globals/js/settings", "../../globals/js/mixins/init-component-by-search", "../../globals/js/mixins/handles", "../../globals/js/misc/on", "../../globals/js/misc/event-matches"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("../../globals/js/misc/mixin"), require("../../globals/js/mixins/create-component"), require("../../globals/js/settings"), require("../../globals/js/mixins/init-component-by-search"), require("../../globals/js/mixins/handles"), require("../../globals/js/misc/on"), require("../../globals/js/misc/event-matches"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.mixin, global.createComponent, global.settings, global.initComponentBySearch, global.handles, global.on, global.eventMatches);
global.sideNav = mod.exports;
}
})(this, function (_exports, _mixin2, _createComponent, _settings, _initComponentBySearch, _handles, _on, _eventMatches) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.default = void 0;
_mixin2 = _interopRequireDefault(_mixin2);
_createComponent = _interopRequireDefault(_createComponent);
_settings = _interopRequireDefault(_settings);
_initComponentBySearch = _interopRequireDefault(_initComponentBySearch);
_handles = _interopRequireDefault(_handles);
_on = _interopRequireDefault(_on);
_eventMatches = _interopRequireDefault(_eventMatches);
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function _typeof(obj) {
if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
_typeof = function _typeof(obj) {
return typeof obj;
};
} else {
_typeof = function _typeof(obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
};
}
return _typeof(obj);
}
function _toConsumableArray(arr) {
return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread();
}
function _nonIterableSpread() {
throw new TypeError("Invalid attempt to spread non-iterable instance");
}
function _iterableToArray(iter) {
if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
}
function _arrayWithoutHoles(arr) {
if (Array.isArray(arr)) {
for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) {
arr2[i] = arr[i];
}
return arr2;
}
}
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
return Constructor;
}
function _possibleConstructorReturn(self, call) {
if (call && (_typeof(call) === "object" || typeof call === "function")) {
return call;
}
return _assertThisInitialized(self);
}
function _assertThisInitialized(self) {
if (self === void 0) {
throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
}
return self;
}
function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
return o.__proto__ || Object.getPrototypeOf(o);
};
return _getPrototypeOf(o);
}
function _inherits(subClass, superClass) {
if (typeof superClass !== "function" && superClass !== null) {
throw new TypeError("Super expression must either be null or a function");
}
subClass.prototype = Object.create(superClass && superClass.prototype, {
constructor: {
value: subClass,
writable: true,
configurable: true
}
});
if (superClass) _setPrototypeOf(subClass, superClass);
}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
o.__proto__ = p;
return o;
};
return _setPrototypeOf(o, p);
}
var prefix = _settings.default.prefix;
var SideNav =
/*#__PURE__*/
function (_mixin) {
_inherits(SideNav, _mixin);
/**
* The map associating DOM element and copy button UI instance.
* @member SideNav.components
* @type {WeakMap}
*/
function SideNav(element, options) {
var _this;
_classCallCheck(this, SideNav);
_this = _possibleConstructorReturn(this, _getPrototypeOf(SideNav).call(this, element, options));
_this._handleClick = function (evt) {
var matchesToggle = (0, _eventMatches.default)(evt, _this.options.selectorSideNavToggle);
var matchesNavSubmenu = (0, _eventMatches.default)(evt, _this.options.selectorSideNavSubmenu);
var matchesSideNavLink = (0, _eventMatches.default)(evt, _this.options.selectorSideNavLink);
if (!matchesToggle && !matchesNavSubmenu && !matchesSideNavLink) {
return;
}
if (matchesToggle) {
_this.changeState(!_this.isNavExpanded() ? _this.constructor.state.EXPANDED : _this.constructor.state.COLLAPSED);
return;
}
if (matchesNavSubmenu) {
var isSubmenuExpanded = matchesNavSubmenu.getAttribute('aria-expanded') === 'true';
matchesNavSubmenu.setAttribute('aria-expanded', "".concat(!isSubmenuExpanded));
return;
}
if (matchesSideNavLink) {
_toConsumableArray(_this.element.querySelectorAll(_this.options.selectorSideNavLinkCurrent)).forEach(function (el) {
el.classList.remove(_this.options.classSideNavItemActive, _this.options.classSideNavLinkCurrent);
el.removeAttribute('aria-current');
});
matchesSideNavLink.classList.add(_this.options.classSideNavLinkCurrent);
var closestSideNavItem = matchesSideNavLink.closest(_this.options.selectorSideNavItem);
if (closestSideNavItem) {
closestSideNavItem.classList.add(_this.options.classSideNavItemActive);
}
}
};
_this.manage((0, _on.default)(element, 'click', _this._handleClick));
return _this;
}
/**
* Enum for toggling side nav visibility
* @readonly
* @member SideNav.state
* @type {Object}
* @property {string} EXPANDED Opening/visible
* @property {string} COLLAPSED Closing/hidden
*/
_createClass(SideNav, [{
key: "isNavExpanded",
/**
* @returns {boolean} `true` if the nav is expanded.
*/
value: function isNavExpanded() {
return this.element.classList.contains(this.options.classSideNavExpanded);
}
/**
* Changes the expanded/collapsed state.
*/
}, {
key: "changeState",
value: function changeState(state) {
this.element.classList.toggle(this.options.classSideNavExpanded, state === this.constructor.state.EXPANDED);
}
}]);
SideNav.components = new WeakMap();
SideNav.state = {
EXPANDED: 'expanded',
COLLAPSED: 'collapsed'
};
SideNav.options = {
selectorInit: '[data-side-nav]',
selectorSideNavToggle: ".".concat(prefix, "--side-nav__toggle"),
selectorSideNavSubmenu: ".".concat(prefix, "--side-nav__submenu"),
selectorSideNavItem: ".".concat(prefix, "--side-nav__item"),
selectorSideNavLink: ".".concat(prefix, "--side-nav__link"),
selectorSideNavLinkCurrent: "[aria-current=\"page\"],.".concat(prefix, "--side-nav__link--current,.").concat(prefix, "--side-nav__item--active"),
classSideNavExpanded: "".concat(prefix, "--side-nav--expanded"),
classSideNavItemActive: "".concat(prefix, "--side-nav__item--active"),
classSideNavLinkCurrent: "".concat(prefix, "--side-nav__link--current")
};
return SideNav;
}((0, _mixin2.default)(_createComponent.default, _initComponentBySearch.default, _handles.default));
_exports.default = SideNav;
});